Table 1.

Timing of specimen collection for primary study by week after vaccination

Wk after vaccinationNo. of specimens collectedaTotal no. of specimens
± 0 days± 1 day± 2 days± 3 days
424360060
527330060
628320060
727330060
8182814060
9173112060
10101110839
117114931
12265417
13765927
14782320
154127225
≥16NAb NANANA17
Total1782475935536
  • a Number of specimens collected within the indicated number of days of the target date for specimen collection for different lengths of time after vaccination.

  • b NA, not applicable.